Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: SNJSCA12DS1

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
408-865 6 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-865 8 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-865 9 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-866 A Campbell CA 9740 PACIFIC BELL 722      
408-871 A Campbell CA 9740 PACIFIC BELL 722      
408-872 A Saratoga CA 9740 PACIFIC BELL 722      
408-872 0 Saratoga CA 9740 PACIFIC BELL 722      
408-872 1 Saratoga CA 9740 PACIFIC BELL 722      
408-872 3 Saratoga CA 9740 PACIFIC BELL 722      
408-873 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 A San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 0 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 1 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 2 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 4 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 5 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 6 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 7 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 8 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-973 9 San Jose: West DA CA 9740 PACIFIC BELL 722      
408-996 A San Jose: West DA CA 9740 PACIFIC BELL 722      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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